[gnome-shell] build: Remove caribou build dependency

[Florian Müllner <fmuellner src gnome org>]

commit 46fe11a5412961e9bff43d28e45dfdb1be07a74c
Author: Florian Müllner <fmuellner gnome org>
Date:   Fri Feb 27 01:06:46 2015 +0100

    build: Remove caribou build dependency
    
    It is a runtime dependency, we don't need it at runtime.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=741111

 configure.ac |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index ca903ae..a6742b4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -119,7 +119,6 @@ PKG_CHECK_MODULES(SHELL_HOTPLUG_SNIFFER, gio-2.0 gdk-pixbuf-2.0)
 PKG_CHECK_MODULES(TRAY, gtk+-3.0)
 PKG_CHECK_MODULES(GVC, libpulse >= $PULSE_MIN_VERS libpulse-mainloop-glib gobject-2.0)
 PKG_CHECK_MODULES(DESKTOP_SCHEMAS, gsettings-desktop-schemas >= 3.13.1)
-PKG_CHECK_MODULES(CARIBOU, caribou-1.0 >= 0.4.8)
 
 AC_ARG_ENABLE(browser-plugin,
               [AS_HELP_STRING([--enable-browser-plugin],